<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link href="实验六.css" rel="stylesheet" type="text/css">
    <title>实验六</title>
 </head>
<body>
    <div class="box">
        <div class="im1">
            <img src="1.png">
        </div>
        <div class="im2">
            <img src="2.png">
        </div>
        <div class="im3">
            <img class="im" src="3.png">
        </div>
        <div class="im3">
            <img class="im"  src="4.png">
        </div>
        <div class="im4">
            <img class="im"  src="5.png">
        </div>
        <div class="im4">
            <img class="im"  src="6.png">
        </div>
        <div class="im5">
            <img class="im"  src="7.png">
        </div>
        <div class="im4">
            <img class="im"  src="8.png">
        </div>
        <div class="im4">
            <img class="im"  src="9.png">
        </div>
        <div class="im4">
            <img class="im"  src="10.png">
        </div>
        <div class="im5">
            <img class="im"  src="11.png">
        </div>
        <div class="im4">
            <img class="im"  src="12.png">
        </div>
        <div class="im4">
            <img class="im"  src="13.png">
        </div>
        <div class="im4">
            <img class="im"  src="14.png">
        </div>
    </div>
    
</body>
</html>